the field of medicine that specializes in the study of tumors. oncology. The branch of medicine that deals with the study and treatment of tumors.
Who are they? Millennials are currently aged 20-35, or born between 1980 and the end of 1994 (with some more generous definitions taking in those born up to 2000). They also get called Generation Y, because they follow on from Generation X (born 1965-1979), and other, less flattering names.
The Employee Tenure Summary from the Department of Labor shows that the median is 4.7 years, with 3.2 years for Millennials (those born after 1980). The median age of older workers 55 to 64 was quite a bit longer at 10.4 years but this does not necessarily signal a changing generation but more the fact that as we age we finally settle down into a location and a career.